Cutting insert



FIG. 1 is a perspective view of a cutting insert showing our new design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a perspective view thereof;

FIG. 4 is a perspective view thereof;

FIG. 5 is a front elevation view thereof; the rear elevation view is identical to the front elevation view;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a right side elevation view thereof; a left side elevation view is identical to the right side elevation view.

The broken lines shown in the drawings illustrate portions of the cutting insert that form no part of claimed design. 

CLAIM The ornamental design for a cutting insert, as shown and described. 